Call setup_s3 before checking for disabled state.
Call setup_s3 before checking for disabled state.

Updates the Glance TestS3 suite so that it calls setup_s3
first to ensure that self.disabled is set to False before we
test for it.

Fixes LP Bug #1064319.

Change-Id: I66d279eb216160c175339aa1750c6868817290d9

klmitch/glance,jumpstarter-io/glance,ntt-sic/glance,scripnichenko/glance,vuntz/glance,sigmavirus24/glance,ozamiatin/glance,stevelle/glance,klmitch/glance,kfwang/Glance-OVA-OVF,citrix-openstack-build/glance,rajalokan/glance,paramite/glance,tanglei528/glance,scripnichenko/glance,sigmavirus24/glance,openstack/glance,dims/glance,takeshineshiro/glance,saeki-masaki/glance,wkoathp/glance,akash1808/glance,citrix-openstack-build/glance,darren-wang/gl,cloudbau/glance,openstack/glance,redhat-openstack/glance,SUSE-Cloud/glance,darren-wang/gl,paramite/glance,stevelle/glance,openstack/glance,redhat-openstack/glance,SUSE-Cloud/glance,dims/glance,JioCloud/glance,jumpstarter-io/glance,cloudbau/glance,JioCloud/glance,vuntz/glance,kfwang/Glance-OVA-OVF,ntt-sic/glance,akash1808/glance,saeki-masaki/glance,takeshineshiro/glance,rajalokan/glance,rickerc/glance_audit,tanglei528/glance,rickerc/glance_audit,ozamiatin/glance,wkoathp/glance